[7.x] [Maps] Add suggest EMS layer utility (#94969)

[thomasneirynck]

Backports the following commits to 7.x:

• [Maps] Add suggest EMS layer utility ([Maps] Add suggest EMS layer utility #94969)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 3e79172
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
maps	761	766	+5

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
maps	2.6MB	2.6MB	+2.9KB

Page load bundle

Size of the bundles that are downloaded on every page load. Target size is below 100kb

id	before	after	diff
maps	66.7KB	67.4KB	+735.0B

To update your PR or re-run it, just comment with:
@elasticmachine merge upstream